Yasushi Yokoyama - Concepedia

Author

Yasushi Yokoyama

Also Known As

Hiki, Y Yokoyama, Y. YOKOYAMA, Y. Yokoyama, YASUSHI YOKOYAMA, Yasuo YOKOYAMA, Yasuo Yokoyama, Yasuo Yokoyama†,, Yasushi YOKOYAMA, Yasushi Yokoyama

332

Publications

5.2K

Citations

H-Index

115

Concepts

All Affiliations

Yokohama National University Tokyo Kasei Gakuin University Tottori University

About

Yasushi Yokoyama is an author at Yokohama National University specializing in engineering, chemistry, and photochemistry.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	29	62	2.2K
2	Natural Sciences	13	16	400
3	Health Sciences	7	7	189
4	Medicine	7	7	238
5	Social Sciences	1	1	19

Yasushi Yokoyama

Publications

2.9K

Citations

H-Index

Page 1

	Year	Citations
Structurally Versatile Novel Photochromic Bisarylindenone and Its Acetal: Achievement of Large Cyclization Quantum Yield Kaori Morinaka, Takashi Ubukata, Yasushi Yokoyama Organic Letters Chemical EngineeringDerivativesEngineeringPhotochemistryAcetal Derivative	2009	110
Usefulness of endoscopic aspiration mucosectomy as compared with strip biopsy for the treatment of gastric mucosal cancer Satoshi Tanabe, Wasaburou Koizumi, Mikio Kokutou, Gastrointestinal Endoscopy Endoscopic Aspiration MucosectomyGastric Mucosal CancerMedicineStrip BiopsyGastroenterology	1999	95
Diastereoselective Photochromism of an (<i>R</i>)-Binaphthol-Condensed Indolylfulgide Yasushi Yokoyama, Soichi Uchida, Yayoi Yokoyama, Journal of the American Chemical Society DerivativesDiastereoselective PhotochromismPhotochemistryEngineeringMechanistic Photochemistry	1996	89
Reversible Control of Pitch of Induced Cholesteric Liquid Crystal by Optically Active Photochromic Fulgide Derivatives Yasushi Yokoyama, Toshiya Sagisaka Chemistry Letters DerivativesEngineeringReversible ControlOptical PropertiesNon-linear Optic	1997	85
Diastereoselective Photochromism of a Bisbenzothienylethene Governed by Steric as Well as Electronic Interactions Yasushi Yokoyama, Hidenori Shiraishi, Yutaka Tani, Journal of the American Chemical Society Organic Charge-transfer CompoundChemical EngineeringEngineeringDiastereoselective PhotochromismPhotochemistry	2003	84
Chiral Helicenoid Diarylethene with Large Change in Specific Optical Rotation by Photochromism<sup>1</sup><sup>,</sup><sup>2</sup> Tomoyuki Okuyama, Yutaka Tani, Kentaro Miyake, The Journal of Organic Chemistry Optical MaterialsChiral Helicenoid DiaryletheneEngineeringOrganic ChemistryChemistry	2007	81
Reversible Control of the Pitch of Cholesteric Liquid Crystals by Photochromism of Chiral Fulgide Derivatives Toshiya Sagisaka, Yasushi Yokoyama Bulletin of the Chemical Society of Japan Enantioselective SynthesisEngineeringNematic Liquid CrystalReversible ControlChiral Formaldehyde Acetal	2000	79
Photochromism of a protonated 5-dimethylaminoindolylfulgide: a model of a non-destructive readout for a photon mode optical memory Yasushi Yokoyama, Takeshi Yamane, Yukio Kurita Journal of the Chemical Society Chemical Communications Optical MaterialsEngineeringChemistryOptical Properties5-Dimethylaminoindolylfulgide–trichloroacetic Acid	1991	75
Fulgides as Efficient Photochromic Compounds. Role of the Substituent on Furylalkylidene Moiety of Furylfulgides in the Photoreaction Yasushi Yokoyama, Takakazu Goto, Tetsushi Inoue, Chemistry Letters EngineeringE–z IsomerizationSynthetic PhotochemistryOrganic ChemistryChemistry	1988	73
Dual-mode fluorescence switching of photochromic bisthiazolylcoumarin Kazushi Suzuki, Takashi Ubukata, Yasushi Yokoyama Chemical Communications EngineeringPhotochromismPhotochemistryMechanistic PhotochemistryWater-methanol Media	2011	60

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